427474211 has 2 divisors, whose sum is σ = 427474212. Its totient is φ = 427474210.

The previous prime is 427474199. The next prime is 427474213. The reversal of 427474211 is 112474724.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 427474211 - 2¹⁴ = 427457827 is a prime.

Together with 427474213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (427474213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213737105 + 213737106.

It is an arithmetic number, because the mean of its divisors is an integer number (213737106).

Almost surely, 2^427474211 is an apocalyptic number.

427474211 is a deficient number, since it is larger than the sum of its proper divisors (1).

427474211 is an equidigital number, since it uses as much as digits as its factorization.

427474211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12544, while the sum is 32.

The square root of 427474211 is about 20675.4494751626. The cubic root of 427474211 is about 753.3034789685.

The spelling of 427474211 in words is "four hundred twenty-seven million, four hundred seventy-four thousand, two hundred eleven".